6. Toyota Prius c – Alternative-Fuel Vehicle
Toyota took the advanced, fuel-saving technology found in its standard-issue Prius and made it smaller and more affordable. The result of this democratization was the Prius c, a small hybrid hatchback that posts some huge fuel-economy numbers. For the second year in a row this car is tops in residual value according to ALG. The Prius c beat challengers including the Prius v and the Ford C-Max.